28 #include <l4/sys/ipc.h> 233 enum L4_irq_sender_op
235 L4_IRQ_SENDER_OP_ATTACH = 0,
236 L4_IRQ_SENDER_OP_DETACH = 1
244 L4_IRQ_MUX_OP_CHAIN = 0
252 L4_IRQ_OP_TRIGGER = 2,
266 m->
mr[0] = L4_IRQ_SENDER_OP_ATTACH;
284 m->
mr[0] = L4_IRQ_MUX_OP_CHAIN;
294 l4_utcb_mr_u(utcb)->
mr[0] = L4_IRQ_SENDER_OP_DETACH;
309 l4_utcb_mr_u(utcb)->
mr[0] = L4_IRQ_OP_EOI;
317 l4_utcb_mr_u(utcb)->
mr[0] = L4_IRQ_OP_EOI;
325 l4_utcb_mr_u(utcb)->
mr[0] = L4_IRQ_OP_EOI;
334 #pragma GCC diagnostic push 335 #pragma GCC diagnostic ignored "-Wdeprecated-declarations" 337 #pragma GCC diagnostic pop Encapsulation of the message-register block in the UTCB.
unsigned l4_is_invalid_cap(l4_cap_idx_t c) L4_NOTHROW
Test if a capability selector is the invalid capability.
l4_msgtag_t l4_irq_trigger_u(l4_cap_idx_t irq, l4_utcb_t *utcb) L4_NOTHROW
Trigger.
l4_msgtag_t l4_ipc_send_and_wait(l4_cap_idx_t dest, l4_utcb_t *utcb, l4_msgtag_t tag, l4_umword_t *label, l4_timeout_t timeout) L4_NOTHROW
Send a message and do an open wait.
l4_msgtag_t l4_irq_unmask_u(l4_cap_idx_t irq, l4_utcb_t *utcb) L4_NOTHROW
Unmask IRQ.
l4_umword_t mr[L4_UTCB_GENERIC_DATA_SIZE]
Message registers.
Read-write-execute flex page.
l4_msgtag_t l4_ipc_call(l4_cap_idx_t object, l4_utcb_t *utcb, l4_msgtag_t tag, l4_timeout_t timeout) L4_NOTHROW
Object call (usual invocation).
l4_msgtag_t l4_irq_receive_u(l4_cap_idx_t irq, l4_timeout_t timeout, l4_utcb_t *utcb) L4_NOTHROW
Unmask and wait for this IRQ.
l4_msgtag_t l4_irq_mux_chain_u(l4_cap_idx_t irq, l4_cap_idx_t slave, l4_utcb_t *utcb) L4_NOTHROW
Attach an IRQ to this multiplexer.
unsigned long l4_cap_idx_t
L4 Capability selector Type.
struct l4_utcb_t l4_utcb_t
Opaque type for the UTCB.
l4_msgtag_t l4_irq_mux_chain(l4_cap_idx_t irq, l4_cap_idx_t slave) L4_NOTHROW
Chain an IRQ to another master IRQ source.
#define L4_IPC_NEVER
never timeout
l4_msgtag_t l4_irq_detach(l4_cap_idx_t irq) L4_NOTHROW
Detach from an interrupt source.
l4_msgtag_t l4_irq_detach_u(l4_cap_idx_t irq, l4_utcb_t *utcb) L4_NOTHROW
Detach from this interrupt.
Protocol for IRQ senders (IRQ -> IPC)
unsigned long l4_umword_t
Unsigned machine word.
Receive endpoint C interface.
l4_umword_t raw
Raw value.
l4_msgtag_t l4_irq_trigger(l4_cap_idx_t irq) L4_NOTHROW
Trigger an IRQ.
l4_umword_t l4_map_obj_control(l4_umword_t spot, unsigned grant) L4_NOTHROW
Create the first word for a map item for the object space.
l4_msgtag_t l4_irq_attach(l4_cap_idx_t irq, l4_umword_t label, l4_cap_idx_t thread) L4_NOTHROW
Attach a thread to an interrupt source.
l4_msgtag_t l4_irq_unmask(l4_cap_idx_t irq) L4_NOTHROW
Unmask IRQ.
l4_utcb_t * l4_utcb(void) L4_NOTHROW L4_PURE
Get the UTCB address.
Protocol for IRQ mux (IRQ -> n x IRQ)
l4_msgtag_t l4_msgtag(long label, unsigned words, unsigned items, unsigned flags) L4_NOTHROW
Create a message tag from the specified values.
l4_msgtag_t l4_ipc_send(l4_cap_idx_t dest, l4_utcb_t *utcb, l4_msgtag_t tag, l4_timeout_t timeout) L4_NOTHROW
Send a message to an object (do not wait for a reply).
l4_msgtag_t l4_irq_wait(l4_cap_idx_t irq, l4_umword_t *label, l4_timeout_t to) L4_NOTHROW
Unmask IRQ and wait for any message.
Kernel object system calls.
l4_msgtag_t l4_irq_receive(l4_cap_idx_t irq, l4_timeout_t to) L4_NOTHROW
Unmask and wait for specified IRQ.
Message tag data structure.
l4_fpage_t l4_obj_fpage(l4_cap_idx_t obj, unsigned int order, unsigned char rights) L4_NOTHROW
Create a kernel-object flex page.
#define L4_DEPRECATED(s)
Mark symbol deprecated.
l4_msgtag_t l4_irq_attach_u(l4_cap_idx_t irq, l4_umword_t label, l4_cap_idx_t thread, l4_utcb_t *utcb) L4_NOTHROW
Attach a thread to this interrupt.
#define L4_IPC_BOTH_TIMEOUT_0
0 receive and send timeout
#define L4_NOTHROW
Mark a function declaration and definition as never throwing an exception.
l4_msgtag_t l4_irq_wait_u(l4_cap_idx_t irq, l4_umword_t *label, l4_timeout_t timeout, l4_utcb_t *utcb) L4_NOTHROW
Unmask IRQ and (open) wait for any message.